<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>exercise_1</title>
</head>
<body>
    <p>手机充值、IP卡/电话卡</p><br>
    <p>移动 | 100 | 联通 | 50</p>
    <hr size="20" color="red">
    <ul>
        <li>如何注册会员？</li>
        <li>如何激活会员名？</li>
    </ul>
</body>
</html>